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2 277 517

(13)

(51)

IPC

C04B22/06(2006-01-01)

C04B24/30(2006-01-01)

C04B103/30(2006-01-01)

(21) (22)

Application

2004139153/03, 2004-12-31

(24)

Start date

2004-12-31

(22)

Actual filing date

2004-12-31

(45)

Published

2006-06-10

(72)

Inventor

Svatovskaja Larisa BorisovnaShangin Vladimir Jur'EvichGerchin Denis VladimirovichShangina Nina NikolaevnaSamojlov Aleksandr AleksandrovichFigol' Andrej Anatol'Evich

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Universitet Putej Soobshchenija" Ministerstva Putej Soobshchenija Rossijskoj Federatsii

COMPLEX ADDITIVE Russian patent published in 2006 - IPC C04B22/06 C04B24/30 C04B103/30

Abstract RU 2277517 C1

FIELD: building industry.

SUBSTANCE: invention relates to building materials, in particular, to the complex additive comprising superplasticizing agent C-3 and, additionally, magnesium hydroxide of the formula Mg(OH)₂ taken in the following weight ratio of components, wt.-%: Mg(OH)₂, 45-55, and C-3, 45-55. Invention provides plasticization of mortar or concrete mixture and effective resistance to cracks of mortar or concrete. Invention can be used as a plasticizing additive to binding agents and enhances resistance to cracks of mortar or concrete simultaneously.

EFFECT: improved and valuable properties of additive.

1 tbl, 1 ex

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RU 2 277 517 C1

Authors

Svatovskaja Larisa Borisovna

Shangin Vladimir Jur'Evich

Gerchin Denis Vladimirovich

Shangina Nina Nikolaevna

Samojlov Aleksandr Aleksandrovich

Figol' Andrej Anatol'Evich

Dates

2006-06-10—Published

2004-12-31—Filed